Improved default radar scripts

Added OpenComputers support
Code cleanup

src/main/resources/assets/warpdrive/lua.ComputerCraft/warpdriveRadar/ping

@@ -3,31 +3,43 @@ if not term.isColor() then
   exit()
 end
 
+function error(message)
+  term.setBackgroundColor(colors.red)
+  term.setTextColor(colors.white)
+  term.write("No radar detected")
+  term.setBackgroundColor(colors.black)
+  term.setTextColor(colors.white)
+  print()
+end
+
 sides = peripheral.getNames()
-mininglasers = {}
 for key,side in pairs(sides) do
   if peripheral.getType(side) == "warpdriveRadar" then
-    print("Wrapping " .. side)
+    print("Radar found on " .. side)
     radar = peripheral.wrap(side)
   end
 end
+if radar == nil then
+  error("No radar detected")
+  return
+end
 
 local argv = { ... }
 if #argv ~= 1 then
-  print("Usage: scan <radius>")
+  error("Usage: ping <scanRadius>")
   return
 end
 
 local radius = tonumber(argv[1])
 
 if radius < 1 or radius > 9999 then
-  print("Radius must be between 1 and 9999")
+  error("Radius must be between 1 and 9999")
   return
 end
 
 energy, energyMax = radar.getEnergyLevel()
 if energy < radius * radius then
-  print("Low energy level...")
+  error("Low energy level... (" + energy + "/" + radius * radius + ")")
   return
 end
 radar.scanRadius(radius)
@@ -42,13 +54,13 @@ repeat
   sleep(1)
   seconds = seconds + 1
 until (count ~= nil and count ~= -1) or seconds > 10
-print("took "..seconds.." seconds")
+print("took " .. seconds .. " seconds")
 
 if count ~= nil and count > 0 then
   for i=0, count-1 do
     freq, x, y, z = radar.getResult(i)
-    print("Ship '"..freq.."' @ ("..x.. " " .. y .. " " .. z .. ")")
+    print("Ship '" .. freq .. "' @ (" .. x .. " " .. y .. " " .. z .. ")")
   end
 else
-  print("Nothing is found =(")
+  print("Nothing was found =(")
 end

src/main/resources/assets/warpdrive/lua.ComputerCraft/warpdriveRadar/scan

@@ -7,13 +7,18 @@ if not term.isColor() then
 end
 
 sides = peripheral.getNames()
-mininglasers = {}
 for key,side in pairs(sides) do
   if peripheral.getType(side) == "warpdriveRadar" then
-    print("Wrapping " .. side)
+    print("Radar found on " .. side)
     radar = peripheral.wrap(side)
   end
 end
+if radar == nil then
+  term.setBackgroundColor(colors.red)
+  term.setTextColor(colors.white)
+  term.write("No radar detected")
+  return
+end
 
 w, h = term.getSize()
 
@@ -22,7 +27,7 @@ term.clear()
 function colorScreen(color)
   for a = 2,w-1 do
     for b = 1,h do
-      paintutils.drawPixel(a,b,color)
+      paintutils.drawPixel(a, b, color)
     end
   end
 end
@@ -92,18 +97,17 @@ function scanAndDraw()
 end
 
 function redraw()
-   --shell.run("clear")
-   colorScreen(colors.green)
-
-   paintutils.drawLine(1, 1, w, 1, colors.black)
-
-   textOut(h, 1, "= Q-Radar v0.1 =", colors.white, colors.black)
-
-   textOut(w - 3, 1, "[X]", colors.white, colors.red)
-
-   paintutils.drawLine(1, h, w, h, colors.black);
-   local energy, energyMax = radar.getEnergyLevel()
-   textOut(4, h, "Energy: " .. energy .. " EU | Scan radius: " .. radius, colors.white, colors.black)
+  colorScreen(colors.green)
+
+  paintutils.drawLine(1, 1, w, 1, colors.black)
+
+  textOut(h, 1, "= Q-Radar v0.1 =", colors.white, colors.black)
+
+  textOut(w - 3, 1, "[X]", colors.white, colors.red)
+
+  paintutils.drawLine(1, h, w, h, colors.black);
+  local energy, energyMax = radar.getEnergyLevel()
+  textOut(4, h, "Energy: " .. energy .. " EU | Scan radius: " .. radius, colors.white, colors.black)
 end
 
 mrun = true

src/main/resources/assets/warpdrive/lua.OpenComputers/warpdriveRadar/ping.lua

@@ -0,0 +1,50 @@
+local component = require("component")
+
+if not component.isAvailable("warpdriveRadar") then
+  print("No radar detected")
+  return
+end
+
+local radar = component.warpdriveRadar
+
+local argv = { ... }
+if #argv ~= 1 then
+  print("Usage: ping <scanRadius>")
+  return
+end
+local radius = tonumber(argv[1])
+
+if radius < 1 or radius > 9999 then
+  print("Radius must be between 1 and 9999")
+  return
+end
+
+energy, energyMax = radar.getEnergyLevel()
+if energy < radius * radius then
+  print("Low energy level... (" + energy + "/" + radius * radius + ")")
+  return
+end
+radar.scanRadius(radius)
+os.sleep(0.5)
+
+print("Scanning...")
+
+local seconds = 0
+local count = nil
+repeat
+  count = radar.getResultsCount()
+  os.sleep(1)
+  seconds = seconds + 1
+until (count ~= nil and count ~= -1) or seconds > 10
+print("took " .. seconds .. " seconds")
+
+if count ~= nil and count > 0 then
+  for i=0, count-1 do
+    freq, x, y, z = radar.getResult(i)
+    print("Ship '" .. freq .. "' @ (" .. x .. " " .. y .. " " .. z .. ")")
+  end
+else
+  print("Nothing was found =(")
+end
+
+print("")

src/main/resources/assets/warpdrive/lua.OpenComputers/warpdriveRadar/scan.lua

@@ -0,0 +1,117 @@
+local component = require("component")
+local term = require("term")
+radius = 500
+scale = 50
+
+if not term.isAvailable() then
+  computer.beep()
+  return
+end
+if not component.isAvailable("warpdriveRadar") then
+  computer.beep()
+  print("No radar detected")
+  return
+end
+radar = component.warpdriveRadar
+
+w, h = component.gpu.getResolution()
+
+term.clear()
+
+function textOut(x, y, text, fg, bg)
+  if term.isAvailable() then
+    local w, h = component.gpu.getResolution()
+    if w then
+      component.gpu.setBackground(bg)
+      component.gpu.setForeground(fg)
+      component.gpu.set(x, y, text)
+    end
+  end
+end
+
+function drawBox(x, y, width, height, color)
+  if term.isAvailable() then
+    local w, h = component.gpu.getResolution()
+    if w then
+      component.gpu.setBackground(color)
+      component.gpu.fill(x, y, width, height, " ")
+    end
+  end
+end
+
+function translateXZ(oldX, oldZ, i)
+  local x = radarX - oldX
+  local z = radarZ - oldZ
+
+  x = x / (radius / scale)
+  z = z / (radius / scale)
+
+  x = x + (w / 2)
+  z = z + (h / 2)
+
+  x = math.floor(x);
+  z = math.floor(z);
+
+  return x,z
+end
+
+function drawContact(x, y, z, name, color)
+  local newX, newZ = translateXZ(x, z)
+
+  textOut(newX, newZ, " ", 0x000000, color)
+  textOut(newX - 3, newZ + 1, "[" .. name .. "]", 0xFFFFFF, 0x000000)
+end
+
+function scanAndDraw()
+  local energy, energyMax = radar.getEnergyLevel()
+  if (energy < radius * radius) then
+    hh = math.floor(h / 2);
+    hw = math.floor(w / 2);
+
+    drawBox(hw - 5, hh - 1, 11, 3, 0xFF0000);
+    textOut(hw - 4, hh, "LOW POWER", 0xFFFFFF, 0xFF0000);
+    os.sleep(1);
+
+    return 0;
+  end;  
+  radar.scanRadius(radius);
+  os.sleep(2);
+
+  redraw();
+
+  numResults = radar.getResultsCount();
+
+  if (numResults ~= 0) then
+    for i = 0, numResults-1 do
+      freq, cx, cy, cz = radar.getResult(i);
+
+      drawContact(cx, cy, cz, freq, 0xFF0000)
+    end
+  end
+
+  drawContact(radarX, radarY, radarZ, "RAD", 0xFFFF00);
+end
+
+function redraw()
+  drawBox(2, 1, w - 2, h - 1, 0x00FF00)
+
+  drawBox(1, 1, w, 1, 0x000000)
+  drawBox(1, 1, 1, h, 0x000000)
+  drawBox(1, h, w, 1, 0x000000);
+  drawBox(w, h, 1, h, 0x000000);
+
+  textOut(h, 1, "= Q-Radar v0.1 =", 0xFFFFFF, 0x000000)
+
+  textOut(w - 3, 1, "[X]", 0xFFFFFF, 0xFF0000)
+
+  local energy, energyMax = radar.getEnergyLevel()
+  textOut(4, h, "Energy: " .. energy .. " EU | Scan radius: " .. radius, 0xFFFFFF, 0x000000)
+end
+
+mrun = true
+while (mrun) do
+  radarX, radarY, radarZ = radar.pos();
+  scanAndDraw();
+end
+
+term.clear();